I don't know if this has been confirmed, but I just went on their Wikipedia page and it says they're releasing a new EP this year called "The Resurface of Our Come Up" and a new album called "E. 1999 Eternal Pt. 2: Our Conquering & Our Peace".

They're both listed on their discography:
http://en.wikipedia.org/wiki/Bone_Th...ny#Discography